this week, we have heard many warnings against using them. it appears some have been worried -- lived and the bigger concern was that some may have been mixed into the form you could use for actually dropping them as a weapon. we do not know how urgent that problem is. there have been conflicting reports. certainly you have not heard president obama repeat the warning against using them. i think that is because they do not have a lot of leverage for getting in those places. they have to depend on surrogates. >> if you think where they have more leverage, with egypt, are they urging leaders to delay a vote on this constitution? >> it would seem they are urging the president to rethink the kind of declarations he made. he has been saying to the west, this is temporary and then he puts a constitutional change which would seem to be strong. the irony is that president obama, having contributed to helping push mubarak out, is now facing the same problem that his predecessors felt in dealing with mubarak himself, what to do you do when you need an